Halogen substitution controls a conformational switch between a folded closed‐shell and a flat singlet‐diradical conformer in an air‐stable Thiele‐diradical. This conformational switch allows for near‐unity photoluminescence quantum yield with a large Stokes shift, solvatochromism, and a long‐lived excited state.
Matteo Bevilacqua +11 more
wiley +2 more sources
Mechanochemical ligand-controlled regiodivergent hydroarylation of alkenes via iron-catalyzed C-H activation. [PDF]
Zhang ZJ, Liu Z, Chen X, Ackermann L.
europepmc +1 more source
Twist and Shine: The Impact of Halogen Substitution on Thiele Hydrocarbon's Optical Properties
Halogenation in Thiele hydrocarbons strongly influences structure and excited‐state dynamics. Depending on substitution, “boat” folded forms show large Stokes shifts and strong solvatochromism, while planar “butterfly” derivatives exhibit near‐unity photoluminescence yields.
Angela Punzi +11 more
wiley +2 more sources
Pd-Catalyzed Transfer Hydrogenation of Alkenes Using Tetrahydroxydiboron as the Sole Hydrogen Donor [PDF]
Benjamin J. Stokes +2 more
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Biomimetic sulfur-catalyzed carbonyl transfer enables the carbonylative difunctionalization of unactivated alkenes. [PDF]
Wang Y, Wu XF.
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Copper‐Catalyzed Three‐Component Selective 1,4‐Amino Oxygenation of 1,3‐Dienes
Enclosed is a copper‐catalyzed selective 1,4‐amino oxgenation of 1,3‐dienes with the presence of a strong Brønsted acid. This three‐component transformation offers a novel and powerful approach to construct (E)‐1,4‐allylic amino oxygenated motifs by the simultaneous installation of structurally diverse alkylamines and alcohols directly onto 1,3‐dienes.
Guangshou Feng +2 more
wiley +2 more sources
Monodisperse nickel-nanoparticles for stereo- and chemoselective hydrogenation of alkynes to alkenes
Kathiravan Murugesan +4 more
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Decatungstate-photocatalyzed transfer hydrogenation of unsaturated compounds using alcohol as the hydrogen source. [PDF]
Zhang T +7 more
europepmc +1 more source
50 Years of Giese Reaction – a Personal View
The Giese‐Reaction celebrates its 50. Birthday, it is a cyclic radical chain reaction centered around C,C‐bond formation in a three component synthesis. This minireview speaks about the birth of the name‐reaction, explains how the complete understanding of its reaction mechanism stimulates new methods in organic synthesis, and why it can proceed in ...
Martin Spichty +4 more
wiley +2 more sources

